Green Lake City Wide Trick-or-Treating Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: October 31, 2021 @ 3:00 pm – 5:00 pm 2021-10-31T15:00:00-05:00 2021-10-31T17:00:00-05:00 Where: City of Green Lake Cost: Free Contact: City of Green Lake 920-294-3231